EP 0322214 A1 19890628 - Abrasive product.
Title (en)
Abrasive product.
Title (de)
Abrasives Produkt.
Title (fr)
Produit abrasif.
Publication
Application
Priority
ZA 879598 A 19871222
Abstract (en)
A tool insert comprising an abrasive compact (22) bonded to a cemented carbide support (24). The cutting edge of the tool is provided by the periphery (26) of the compact. A plurality of circular, concentric recesses (18), each filled with abrasive compact material (30), extend into the cemented carbide support (24) from the compact/carbide interface (28).
IPC 1-7
B23P 5/00; B24D 17/00; B28D 1/00; E21B 10/46; E21B 10/56; E21C 35/18
IPC 8 full level
B23B 27/14 (2006.01); B23P 5/00 (2006.01); B23P 15/28 (2006.01); B24D 3/00 (2006.01); B24D 17/00 (2006.01); B24D 99/00 (2010.01); B28D 1/00 (2006.01); B28D 1/18 (2006.01); E21B 10/46 (2006.01); E21B 10/56 (2006.01); E21B 10/573 (2006.01); E21C 35/18 (2006.01)
CPC (source: EP US)
B23B 27/146 (2013.01 - EP US); B23P 5/00 (2013.01 - EP US); B23P 15/28 (2013.01 - EP US); B24D 99/005 (2013.01 - EP US); B28D 1/188 (2013.01 - EP US); E21B 10/5735 (2013.01 - EP US); B23B 2222/28 (2013.01 - EP US); B23B 2226/125 (2013.01 - EP US); B23B 2226/315 (2013.01 - EP US)
Citation (search report)
- [X] EP 0214795 A1 19870318 - DE BEERS IND DIAMOND [ZA]
- [A] US 3146560 A 19640901 - EDWARD HURST
- [A] GB 277013 A 19281203 - NORTON CO
- [A] EP 0019461 A1 19801126 - DE BEERS IND DIAMOND [ZA]
- [A] EP 0133386 A2 19850220 - MEGADIAMOND IND INC [US]
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0322214 A1 19890628; EP 0322214 B1 19920617; AT E77439 T1 19920715; AU 2691788 A 19890622; AU 607559 B2 19910307; CA 1304583 C 19920707; DE 3872200 D1 19920723; DE 3872200 T2 19930114; IE 61697 B1 19941116; IE 883651 L 19890622; JP 2773838 B2 19980709; JP H01205977 A 19890818; US 5007207 A 19910416
DOCDB simple family (application)
EP 88312117 A 19881221; AT 88312117 T 19881221; AU 2691788 A 19881215; CA 586428 A 19881220; DE 3872200 T 19881221; IE 365188 A 19881207; JP 32473088 A 19881222; US 28362088 A 19881213